Alert system

In accordance with that established in the Personal Data Protection Law and its regulatory decrees, Empresa de Energia de Bogota S.A. ESP’s Manager of Investor Relations would like to inform you that the company has a database with national and international investors information which also includes divisions of renowned international firms both on the “ buy side” as well as the “sell side”, who hold positions in financial instruments belonging to Empresa Energia de Bogota (EEB) and/or its subsidiaries (shares registered in the Colombian Stock Exchange and/or bonds issued in the international capital market Rule 144ª, Regulation S), or those who may be interested in potentially investing in these same instruments.

Data containing your name, organization, email and investment interests (Share/Bonds) are in the aforementioned database, which sole purpose is to allow the Manager to send financial and non-financial information to those registered (market-) and their participants so that the value of EEB, its growth strategy, and other fundamentals be included to make investment decisions.

As per the foregoing please be advised that you should study the Internal Procedures and Guidelines Manual, for treatment to Personal Data and the rights you are entitled to as owner of the information, in the company´s web site http://www.eeb.com.co/ datos-personales.

Strategic groups

The Grupo de Energia de Bogota (GEB) is a leading LATAM company in the power energy and natural gas sector with a presence in Colombia, Peru, Guatemala and Brazil. Focused on the growth and development of leading companies in the territories in which it operates, with solid and transparent corporate governance accountable to its shareholders.

Urban Energy Solutions

This strategic business unit's focus is to develop and operate the necessary infrastructure to meet the demand of power energy and natural gas in large cities with high energy consumption and their areas of influence (presently Bogota and Lima), through companies like Codensa, Cálidda, Gas Natural and Contugas.

Interconnecting for Market Development

This strategic unit is responsible for connecting energy generation sources with large consumption centers and large users. This business front has the objective of consolidating a power energy transmission LATAM company (Empresa de Energia de Bogota, Trecsa and GEBBRAS) and strengthen the consolidation and growth of the largest gas transportation company of Colombia, TGI.

Low Emission Generation

This unit presently focuses on Colombia and has as its objective, besides supporting the consolidation of the current position of Emgesa, to seek new opportunities in renewable energy in countries where the energy matrix is transitioning to this sustainable and low-emission generation source.

Electricity

Transport, Distribution, Generation, Transmition

100%

Colombia

Empresa de Energía de Bogotá

Empresa de Energia de Bogota is the headquarters of Grupo Energía de Bogota.

Currently, it is the second electricity transmission company in Colombia, enjoying a market share of 12.5 %.

The history of the Company is closely linked to the history of Bogota: one can state that progress in Bogota has been parallel to the development of EEB.

Electric light reached the capital for the first time on the night of December 7, 1889 when The Bogota Electric Light Company (BELC) lighted the most visited streets.

At that time, Bogota was the only city in the country that had public lighting for twelve hours a day, between six in the afternoon and six in the morning.

During the first half of the XX century, the Company underwent a series of legal transformations, but always maintained its technical evolution, becoming the sole power provider in the country's capital.

The city bought the entire shares of the company in 1951, back then, the Company had developed a large expansion plan, which allowed the Company, during its first fifty years, to have six hydraulic units and complete El Muña dam, which at the time was its main generation source.

Cálidda

Natural Gas

Distribution

60% with controlled

Perú

Gas Natural del Perú

A company belonging to Grupo Energía de Bogotá, to which Peru awarded the concession of the design, construction and operation of the natural gas distribution system in the department of Lima and the Province Constitucional de Callao, for a term of 30 years as of 2000, extended to a maximum period of 60 years.

EEB acquired control of the company in 2011, after the purchase to AEI of 60%.

Contugas

Natural Gas

Distribution

75% with controlled

Perú

Contugas S.A.C.

A company of Grupo Energía de Bogotá was created to service the concession awarded to EEB by the Peruvian Government in 2008, after an international bidding process carried out by Proinversión, for the distribution of gas in the Department of Ica.

TGI

Natural Gas

Transport

99.97*% with controlled

Colombia

Transportadora de Gas Internacional S.A. ESP

This is a company belonging to Grupo Energía de Bogotá, incorporated on 16 February 2007, after a purchase process that had state participation, represented in Ecogas assets, rights and contracts, of which EEB was the final awardee.

On March 2011, CVCI-Inversiones en Energía Latino América Holdings became a shareholder by capitalizing US$400 million, representing 31.9% of the company's shares. On April 2014, Empresa de Energía de Bogotá concluded the acquisition of 31.92% of Transportadora de Gas Internacional (TGI) owned by Citi Venture Capital International (CVCI) amounting US$ 880 million.

TRECSA

Electricity

Transmition

97% with controlled

Guatemala

Transportadora de Energía de Centroamérica S.A.

The Government of Guatemala, by means of the Comisión Nacional de Energía Eléctrica (CNEE), awarded open bid PET-01-2009 to the association EEB-EDM Proyecto Guatemala, made up by Empresa de Energía de Bogotá and Edemtec, on 20 January 2010. As a result thereof Empresa Transportadora de Energía de Centroamérica S.A. (Trecsa) was incorporated.

CODENSA S.A. ESP

Gas Natural

Natural Gas

Distribution, Commercialization

25% with participation

Colombia

Gas Natural Fenosa S.A. ESP

Established as a company on April 13, 1987. In June 1997 it completed the sales process of the shares it had in Ecopetrol, becoming the new major shareholder of Grupo Inversor Español, through the company Gas Natural Latinoamericana. In 1999, Grupo Inversor Español share structure was defined through Gas Natural Internacional SDG.

Emgesa

Electricity

Generation, Commercialization

51.51% with participation

Colombia

Empresa Generadora y Comercializadora de Energía

Established on October 23, 1997, as a result of EEB's capitalization project, with the contribution by EEB in kind and cash contribution of Grupo Endesa, a strategic investor. On December 14, 2006, Grupo Endesa and Empresa de Energía de Bogotá agreed to merge the companies Emgesa and Central Hidroeléctrica de Betania, while EEB maintained 51.51% of the merged company.